Mercedes Wiring Diagrams

Tips for Mercedes Wiring Diagrams and Schematics

Smart

Smart

1998

There is no speedpulse. A hall generator can be installed at the right or left rear wheel. (VDO-Kienzle no. for generator only: 06004.010003). Installation kit to order at: Kienzle Rheinapp GmbH, Alexanderstr. 37-39, 45472 Mühlheim an der Ruhr, Germany, P

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At the right or left rear wheel, opposite to the ABS sensor there is a hole. Pull through the threaded pin of the speedpulse sensor. Install the two washers on both ends of the hole. Use a screw-glue (important!), e.g. LOCTITE. The distance between th

Mercedes Benz

C 280 Mod.94

1994

At the radio connector.

Green/white.

Wiring Diagrams

Mercedes Benz

E200 Compressor

At ISO-Radio connector

Green/black.

If the car is prepared for a BECKER Radio, the speed pulse cable is fastened back to the harness.

The adaptor has to be connected to the 2 cables of the data bus. They are marked with N78. The cable colours are white and green. These cables are located between the driver's and passenger's seats.

Mercedes Benz

Vito CDI Mod.

1999

The signal comes out of the instrument cluster, Connector 2, Pin 4 carries the signal. Pin 4 is not connected, it has to be connected.

Valid for MAGNETI MARELLI instrument clusters.

Mercedes Benz

220E

1991

1995

The location is in a black, single pin connector at the rear of the speedometer.

Green/yellow.

There are different cable colours at this location green/black, green/yellow or Yellow/green. The addition of a hall generator at the speedometer is possible. (Mercedes Benz order number: 0075422917).

Mercedes Benz

230E

1995

1997

Behind the instrument panel on the left side (looking from the seat) is a black connector. The green/white cable carries the signal. It may be available at the ISO radio connector also.

Green/white.

If the car is prepared for a BECKER Radio, the speed pulse cable is fastened back to the harness.

Mercedes Benz

230E

1995

1997

All models of this series have preparation for a radio pre-installed by the manufacturer, with the speed pulse at the radio connector.

Grey/black.

If there is preparation for a BECKER Radio, the speed pulse cable is fastened back to the wiring harness.

Mercedes Benz

300E

1991

1995

There is a black, one pin connector with the speed pulse signal at the rear of the speedometer.

Green/yellow.

There are different cable colours at this location green/black, green/yellow or Yellow/green. The addition of a hall generator at the speedometer is possible. (Mercedes Benz order number: 0075422917).

Mercedes Benz

G320 S

1991

1998

All models of this series have a radio-preparation pre-installed by the manufacturer with the speed pulse at the radio connector. Location: Driver's footwell at center console. There are 3 connectors. The back one with 6 pins carries the signal.

Green/black.

Mercedes Benz

A-Class A168

1997

On the radio ISO connector A Pin 1.

Green/black.

Grey/red. On the passenger's side in the legroom on the right.

Grey/yellow. On the passenger's side in the legroom on the right.

Mercedes Benz

C180

1993

1997

In all models of this series the location of the speed pulse is in the front of the wire tray, near the front right hand side door post. It may also be available at the ISO radio connector.

Green/white.

If a radio preparation is pre-installed by manufacturer, all models of this series have the signal at pin 1 of chamber 3 of the ISO-connector. If there is another connector (Becker connector) the wire with speed pulse signal is bound back at the wiring h

Mercedes Benz

C220

1993

1996

Behind the instrument panel at the speedometer is a black, 20 pin connector. The signal is at pin D 2. It may be available at the ISO radio connector also.

Green/white.

If a radio is pre-installed by manufacturer, all models of this series have the signal at pin 1 of chamber 3 of the ISO connector chamber. If there is another connector (Becker connector) the wire with speed pulse signal is bound back to the ignition bra

Mercedes Benz

C220

1993

1996

Below the right door post in the front, a connection plate is available. It may also be available at the ISO radio connector.

Green/white.

If a radio preparation is pre-installed by manufacturer, all models of this series have the signal at pin 1 of chamber 3 of the ISO-connector. If there is another connector (Becker connector) the wire with speed pulse signal is bound back at the wiring h

Mercedes Benz

CLK 200 - CLK 430

1999

In the passenger's footwell there are 2 green/black cables connected together with a clamp. These cables carry the signal. OR: driver's side, under scuff plate (sill), there are two cables, colour blue-grey (not exactly blue, but more bluegrey). One of th

Green/black.

Mercedes Benz

New S-Class

1998

At ESP module in the engine compartment. See new E-Class, Mod. 99

CAN-BUS!

Mercedes Benz

212D Sprinter

1995

The blue/black cable behind the speedometer carries the signal.

Blue/black.

Mercedes Benz

212D Sprinter

1996

There is a black 9 pin connector behind the speedometer. The blue/black cable carries the signal.

Blue/black.

At some vehicles, pin 9 is not connected. It has to be connected with a special contact pin. The rectangular signal comes out of the combi-instrument-case.

Mercedes Benz

260SE

1988

1991

The speed pulse signal is at pin 2 of a black, 8 pin connector located behind the instrument panel at the rear of the speedometer.

White.

Mercedes Benz

300S

1988

1991

Behind the speedometer is a black, 8 Pin connector. Use the pin connected to a white wire.

Important: There is no ground potential on the chassis. Some cars have CAN - Bussystem. It is necessary to fit a wheel sensor.

Mercedes Benz

Actros

You can find the PSM-unit in the fusebox. It's the 4th controller-unit from the top. The left 18 pin connector (X1) at pin 8 carries the signal.

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If no PSM-unit exists, it can be retro fitted.

Mercedes Benz

Atego

1998

On this vehicle it is only possible to mount a wheel sensor.

Grey/black. In the fuse unit between fuse 16 and main module.

White/red. On the 18 pin connector Of the back light switch on the gear box.

Important: The power supply for the computer can only connect to the several fuses in the fuse box. (CAN - Bus System).

Mercedes Benz

C, E, CLK Mod.99

1999

The speed pulse can be found on the small connector of the ETS black box (usual position in the engine compartment) at pin n°3 wire colour Black/Green, the signal can be found also inside the car in the loom plastic compartment under the passenger carpet,

Black/green.

Mercedes Benz

CLK W208

1997

ON the radio ISO connector A Pin 1.

Green/white.

Mercedes Benz

CLK 230 Kompressor

1997

At the radio connector (ISO) use pin 1 in chamber 3.

Green/violet.

Mercedes Benz

E-Class

Mercedes Benz

E240 (E200 - 430, Mod.99)

1999

In the engine compartment, left hand side, near the windscreen, there is a black box (with airconditioning sticker on it). Remove the cover. At the ESP- Module (or ASR-Module), there are 2 big connectors and 1 small one. The left one carries the signal at

In the driver's footwell, above the lever for the bonnet, there is a 3 pin connector with the cable colours black, brown and grey/green. The grey/green cable carries the signal.

Grey/green.

Mercedes Benz

G300D

1996

1997

In the engine compartment, passenger's side, below the big cover, at splash wall, you can find the ABS-controler. Pin 5 carries the signal.

Grey/green.

Mercedes Benz

G320

1997

On the radio ISO connector A Pin 1.

Green/white.

Grey/green. On the radio.

Grey/yellow. On the right backlight.

Mercedes Benz

G500

1993

At the speedometer there are 3 cables: green/yellow, black/blue and brown. The green/yellow one carries the signal.

Green/yellow.

Mercedes Benz

G-Class

Vehicles with display of exterior temperature: Rear of speedometer, lower part, there is a green/white cable carrying the signal

Green/white.

Mercedes Benz

MB 814 Mod. 1996

1996

There is a speedometer with tachograph without any connector. A cable with 4 cores goes into the speedometer. It comes out of a metallic hose.

White.

Mercedes Benz

MB 814 LKW

All models are equiped with VDO-Kienzle tachograph. At these tachographs, there are type designations: 1311-37=mechanical tachograph, 1311-27=mechanical tachograph with speedpulse signal at exit C pin 3, 1314=electronic tachograph with speedpulse signal a